MAX16922ATPA/V+ Maxim Integrated Products, MAX16922ATPA/V+ Datasheet - Page 5

• Manufacturer Part Number: MAX16922ATPA/V+
• Description: IC DCDC CONV STPDN DL LDO 20WQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX16922ATPA/V+

• Applications: General Purpose
• Current - Supply: 5µA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 20-WQFN Exposed Pad, 20-DQFN
• Output Voltage: 1 V, 2.7 V, 3.3 V, 5 V
• Output Current: 450 mA, 600 mA, 1.2 A
• Switching Frequency: 2.2 MHz
• Input / Supply Voltage (max): 28 V
• Input / Supply Voltage (min): 3.7 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Duty Cycle (max): 100 %
• Load Regulation: +/- 0.2 %
• Minimum Operating Temperature: - 40 C
• Number Of Outputs: 4
• Operating Temperature Range: - 40 C to + 125 C
• Supply Current: 14 uA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

(V
PV1
100
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
90
80
70
60
50
40
30
20
10
0
= 13.5V, V
-40
0.1
SUPPLY CURRENT vs. TEMPERATURE
OUT1 EFFICIENCY vs. LOAD CURRENT
NO LOAD
PWM = GND
-25 -10 5
PV1 = 18V
0.2
0.3 0.4 0.5 0.6 0.7
POWER-UP ENABLE TURNING ON
PV2
TEMPERATURE (°C)
LOAD CURRENT (A)
20
PV1 = 13.5V
_______________________________________________________________________________________
= V
35 50 65
PV3
1ms/div
= V
0.8 0.9
80
OUT1
PV1 = 8V
1.0
95
Converters, Dual LDOs, and RESET
, V
110
1.1
PV4
MAX16922 toc07
125
1.2
= V
2.2MHz, Dual, Step-Down DC-DC
OUT2
EN
10V/div
OUT1
5V/div
OUT2
2V/div
OUT3
2V/div
OUT4
1V/div
-0.5
-1.0
-1.5
-2.0
100
2.0
1.5
1.0
0.5
90
80
70
60
50
40
30
20
10
0
0
; T
0.1
0
OUT1 EFFICIENCY vs. LOAD CURRENT
A
T
PV1 = 13.5V
0.1 0.2 0.3
A
0.2
= +25°C, unless otherwise specified.)
= +125°C
NORMALIZED OUT1 VOLTAGE
0.3 0.4 0.5 0.6 0.7
vs. LOAD CURRENT
0.4
LOAD CURRENT (A)
0.5 0.6 0.7 0.8
T
I
A
PV1
= +25°C
(A)
Typical Operating Characteristics
0.8 0.9
T
A
= -40°C
0.9
1.0
1.0
1.1
1.1
1.2
1.2
THERMAL SHUTDOWN
5.20
5.15
5.10
5.05
5.00
4.95
4.90
4.85
4.80
POWER-UP/DOWN AT
100
90
80
70
60
50
0.1
6
OUT2 EFFICIENCY vs. LOAD CURRENT
PV2 = 5V
OUT2 = 2.7V
2ms/div
0.2
OUT1 VOLTAGE vs. V
9
LOAD CURRENT (A)
T
A
0.3
= +125°C
V
MAX16922 toc08
PV1
12
(V)
0.4
T
A
RESET
5V/div
OUT1
5V/div
OUT2
2V/div
OUT3
2V/div
OUT4
1V/div
= +25°C
PV1
15
I
0.5
OUT1
= 1A
0.6
18
5